List of H & R Block Stores in Hidden Valley Lake, CA Outlet Note Regular Brands H & R Block California Hidden Valley Lake Rating 4.7 based on 69 votes Official Outlet www.hrblock.com Official Website http://www.hrblock.com/ Products Free Tax Filing Online Tax Preparation & e-file Taxes Online Tax Software NameAddressPhone Name/Address/Phone H&R Block outlet - Hidden Valley Lake 18983 Hartmann Rd (707) 987-9711 H & R Block outlet - Hidden Valley Lake 18983 Hartmann Rd (707) 987-9711 H & R Block outlet - Hidden Valley Lake 18983 Hartmann Rd, #2 (707) 987-9711 People Also Viewed